What Can Cause Blindness

In underdeveloped areas of the world the principal cause of visual impairment is uncorrected refractive errors and cataracts. Blindness can affect one or both eyes and doesn t necessarily cause total darkness. A well known example is methanol which is only mildly toxic and minimally intoxicating and breaks down into the substances formaldehyde and formic acid which in turn can cause blindness an array of other health complications and death.

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The statistics show that a large number of blind people are over 65 years of age.

What can cause blindness. Blindness can be sudden but mostly it is a gradual process. Rarely blindness is caused by the intake of certain chemicals. Otherwise it can lead to irreversible vision loss or blindness. Because it s so common cataracts are the leading cause of blindness worldwide and the leading cause of vision loss in the united states horn says.

Although they can occur at any age and. In the world there are 300 400 million people who are visually impaired because of various causes. Nearly 50 000 people fall victim to loss of vision annually in the us alone. In the article today i would like to reveal some of the most common causes of blindness.

The many causes of blindness can differ depending on the socioeconomic condition of the area. These factors can be genetic environmental or accidental. Due to chronic eye diseases optic nerve continually being damaged and retinal cells being destroyed. What can cause blindness the number of people suffering from blindness is on the rise year after year.

Learn about causes diagnosis treatment and more. Many people who are considered blind can still see some light or shadows but cannot see anything clearly. No doubt almost all eye diseases are curable but if diagnosed early. Vision loss and blindness can be caused by several factors.

Generally it is perceived that blindness comes with old age. Blindness is the inability to see things including light. In this group nearly 50 million people are completely blind and they are unable to see light in both eyes. Blindness impairs the player s vision as if a thick black fog were surrounding them with only the immediate area being visible this means that only a few blocks directly around the player are visible to them.

In order to better comprehend how blindness can affect the individual it is important to understand what blindness is. It can be partial or complete. Yet children and young adults are not far behind as far as the numbers. The top common causes of blindness.

Eye diseases that cause blindness. And 80 of blindness is found in individuals over 50 years old.